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Wet digestion

Viscera is digested with HNO3 + H2SO4 + HClO4 (or HNO3 + H2O2) at controlled temperature. Closed-vessel microwave-assisted digestion in Teflon bombs preserves volatile metals (Hg, As, Se) and is now standard at DFSS and CFSL toxicology divisions.

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Related terms

Dry ashingAcid blankArsenic (As)Ashing aidHydride generation (HG-AAS)Lead (Pb)Marsh test (1836)Matrix destructionMercury (Hg)Microwave-assisted digestionReinsch testThallium (Tl)

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